GT IT-1 2007 VS ProFlex 857 1997 specs comparison

GT IT-1
General InfosModel | IT-1 |
Manufacturer | GT |
Year of production | 2007 |
Current price | Check price Here ==> |
Color choice |
-Matte Navy Blue |
Sizes |
- Small - medium - large |
Sizes |
- Small - medium - large |
Wheels And Breaking System
Bike front tire | 26 X 2.50 (inches) Kenda Nevegal DH Stick-E |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Avid Juicy Code Levers Avid Juicy Code With 8 (inches) Rotor Brakes |
Hubs for disc brakes | 20 (millimeters) Axle Rear: GT IT1 Design Sealed Bearing Front: 20 (millimeters) Thru Axle Disc |
Rims manufacturer | Sun MTX |
Spoke nipples type | DT Aluminum |
Spoke wheel | 14/15ga. DT Swiss |
Frame and Body Specs
Frame materials | GT IT-1 6061-T6 Aluminum |
Frame type | TIG-welded |
Handlebar construction | Easton EA70 Monkey Bar |
Handlebar extender | Optional |
Handlebar stem details | Marzocchi Integrated |
Headset size | 6061 Cups FSA Orbit MX |
Gearing Specifications
Bicycle chain | Shimano |
Bottom bracket shell width | Not Available |
Bottom bracket type | Shimano Saint |
Crankset parts and sizes | Shimano Saint |
Gear shift levers | Shimano Alfine Rapidfire Plus |
Rear gear set | 8-speed Internal |
GT IT-1 Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Shimano Nexus 8 Speed Internal |
Fork material | Dual Crown Aluminum and magnesium |
Fork type | 170 - 203 (millimeters) Adjustable Travel Marzocchi 888 SL ATA |
Other Specs of GT IT-1
Component group sets | Mountain Mix |
Pedals details | Crank Bros. 50/50 |
Rear shock absorber | 9 (inches) Travel Marzocchi ROCO RC World Cup |
Saddle seat | SDG Bel Air ST I-Beam |
Seat post extension | 2014 Aluminum SDG I-Beam |

ProFlex 857
General InfosModel | 857 |
Manufacturer | ProFlex |
Year of production | 1997 |
Current price | Check price Here ==> |
Color choice |
- red -Fuzzy Grape |
Sizes |
- Small - Medium - Large - Extra large |
Wheels And Breaking System
Bike front tire | 26 X 1.95 (inches) Panaracer Duster Pro Kevlar |
Bike rear tire | Not Available |
Bike wheel size | 26 (inches) Wheels |
Brakeset type | Shimano Deore XT Levers Shimano Deore XT V-Brake Brakes |
Hubs for disc brakes | Shimano Deore XT |
Rims manufacturer | 32-hole Mavic 220S |
Spoke nipples type | Alloy Nipples |
Spoke wheel | 1.8 (millimeters) Double Butted DT Competition Stainless Steel |
Frame and Body Specs
Frame materials | Easton ProGram Elite Double-butted With Carbon Fiber Swingarm |
Frame type | TIG-welded |
Handlebar construction | Titec Enduro |
Handlebar extender | Girvin Team Issue |
Handlebar stem details | Girvin Reversible Forged |
Headset size | 1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset AL-2 |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches) Sachs SC-40 |
Bottom bracket shell width | 68 (millimeters) English |
Bottom bracket type | 110 (millimeters) Spindle Shimano BB-UN52 |
Crankset parts and sizes | 22/32/42 Teeth Shimano Deore XT |
Gear shift levers | Shimano Deore XT RapidFire SL |
Rear gear set | 11 - 30 Teeth 8-speed |
ProFlex 857 Fork System Data
Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing |
Derailleur (Rear) | Shimano Deore XT SGS |
Fork material | Girvin Linkage Crown Aluminum |
Fork type | Girvin Cross-Link Elite With Noleen NR-2 |
Other Specs of ProFlex 857
Component group sets | Shimano Deore XT |
Pedals details | Proflex Mag-C |
Rear shock absorber | 4.0 (inches) Travel Noleen NR-2 |
Saddle seat | Selle San Marco Tecno Dynamica |
Seat post extension | 27.2 (millimeters) Diameter Polygon PM-747 |
Related Bike comparison


GT IT-1 Devinci Guzzler

GT IT-1 Titus Evolution Ti XTR


ProFlex 857 KHS AM-2000


ProFlex 857 GT STS-1
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its IT-1 bike manual
- Find All parts, tires and accessories of GT IT-1 Mountain bike here
- Get your ProFlex 857 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for ProFlex 857 Mountain bike here